Roy Asa Haynes (1881–1940) was United States Assistant Secretary of the Treasury in charge of Prohibition enforcement from 1920–1925.

[1] He was succeeded by political appointee Lincoln Clark Andrews, who reorganized the enforcement bureau.

[2] He was the editor of a daily newspaper in Hillsboro, Ohio.

[3] Haynes was appointed by Warren Harding and considered a puppet of the Anti-Saloon League.

[4]